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Finding the Fourth Proportional to 15,896,300.80, 23,854,948.80 and 9,072,860.80

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Solution

The fourth proportional to 15,896,300.80, 23,854,948.80 and 9,072,860.80 is: 13,615,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896,300.80 : 23,854,948.80 = 9,072,860.80 : x
  2. Step 2: Convert to fraction form
    15,896,300.80/23,854,948.80 = 9,072,860.80/x
  3. Step 3: Cross multiply
    15,896,300.80x = 23,854,948.80 × 9,072,860.80
  4. Step 4: Simplify right side
    15,896,300.80x = 216,432,629,853,527.06
  5. Step 5: Solve for x
    x = 216,432,629,853,527.06/15,896,300.80
  6. Step 6: Final answer
    x = 13,615,282.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.